Mick Jagger (born July 26, 1943) is an English rock musician, actor, writer, songwriter, record and film producer and businessman. He is most famous for being the lead singer and co-founder (with guitarist Brian Jones) of the British rock and roll band The Rolling Stones. He is also the songwriting partner of Stones guitarist Keith Richards, and the pair have composed almost all the Rolling Stones' original material, as well as numerous songs for other artists including "As Tears Go By" (for Marianne Faithfull) and "Out Of Time" (for Chris Farlowe).